Someone with the Twitter handle “smackema1” tweeted this message at 11:39 p.m. Saturday, following a clash at Zuccotti Park.: “we wont make a difference if we dont kill a cop or 2.”

The tweet was directed to a page on Ustream showing live footage of the protests.

The writer was had tweeted several comments about the protests Saturday night.

The NYPD is seeking a subpoena to find out who’s behind the Twitter account, according to Paul Browne, the department’s top spokesman.

Occupiers had tried to stay in Zuccoti Park on St. Patrick’s Day in an attempt to reclaim the area after their eviction back in November.

In addition to the Twitter threat, two police officers and their families received phone threats, and during the melee itself a protester elbowed a cop repeatedly in the face, while another separate activist was charged with assault. Not to mention another individual who was charged with attempted robbery and sexual abuse when he apparently tried to capitalize on the chaos in a way that only an Occupier can. In all, 73 people were arrested.

St. Patrick’s Day, like New Year’s Eve, is one of those occasions when I carefully avoid alcohol because I refuse to drink with amateurs. But for many Americans, St. Patrick’s Day is a festive occasion celebrated with drunken revelry. Now imagine you’re a New York cop, looking forward to a Saturday night of green beer with your buddies, and you find out instead you’ve been assigned weekend overtime duty because a bunch of Commie freaks have decided to have a protest:

He adds, rather humorously:

That’s the way to do it, NYPD! Give ‘em a sweet taste of the nightstick!

But doesn’t NYPD have tasers? Jack ‘em up with some high voltage!

Billy clubs, tasers, pepper spray, whatever it takes to keep Marxist scum off the streets of New York, do it. These whiny deadbeats are a menace to public safety — scabies! tuberculosis! rape! — and if they refuse to disperse peacefully, they have thereby declared war on the law-abiding citizens of New York, whom the NYPD are sworn to protect and serve.